Each potion made has a chance (estimated 20-40%) of consuming your Aconite, but the Glass Alembic will just be emptied and usable multiple times. Every time you make an aconite potion, the recipe will disappear from your quest recipe list. To get it back, simply drag your Glass Alembic to the geyser again to refill it. Because of this, you need to make all of your potions at the geyser. You will need one for each emerald/sapphire/ruby you want to imbue, plus one to give to Orlen. The totals are: